Aftermarket firearm parts from Cheshire, Connecticut.
We design parts for Glock, Sig Sauer, CZ and AR platforms and machine them in-house. Many can be laser engraved.

- 2locations, both in Cheshire, CT
- 3laser engraver types: CO2, YAG and fiber
- In-housedesign, prototyping and CNC machining
- 11+pistol, rifle and shotgun platforms we make parts for
Made in-house, from prototype to finished part

CNC machining
A fleet of CNC mills, lathes and screw machines.

Laser engraving
Many products can be customized with your image or logo before they ship.
Request custom artwork
Rapid prototyping
In-house 3D printing for rapid prototyping of new designs.

Part design
Research, development and testing go into our parts for reliability and function.
NDZ also makes personalized products for power sports vehicles and snowmobiles.
Parts for the platforms you already run
We are always developing new aftermarket parts for these pistols, rifles and shotguns.
Shop our top categories
Our mission
To empower firearms enthusiasts with innovative aftermarket accessories that enhance performance, reliability and personalization.
Our values
- Integrity
- Transparency
- Responsible ownership
We are committed to promoting responsible firearm use, proper training, safety and following applicable laws.
Visit, call or message us
Can’t find what you need? Our sales team will help you find the right part. We strive to ship your order the same day it’s placed.
- Phone
- 203-439-7784
- Hours
- Monday to Friday
8am to 4pm Eastern - Message
- Send us a message
Sales or returns
















